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Portable Medical Devices & Connected Drug Delivery

Littelfuse Portable Medical Devices and Connected Drug Delivery Systems feature a range of products ideal for use in wearables, digital hearing aids, insulin pumps, blood pressure monitors, and connected pharmaceutical delivery devices such as auto-injectors and inhalers. Portable and connected devices are changing how medical services are delivered to patients. These connected healthcare products from Littelfuse help lower healthcare costs, improve efficiency, and empower patients.

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Part #

Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator

KMR231NG ULC LFS
C&K
1: $0.55
2,093In Stock
20,900Expected 27/02/2026

Mfr. Part No.
KMR231NG ULC LFS

Mouser Part No
611-KMR231NGULCLFS

C&K

Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator

Learn More

Datasheet

2,093In Stock

20,900Expected 27/02/2026

Cut Tape

$0.55

$0.534

$0.514

$0.445

View

Reel

$0.336

MouseReel Available

Min.: 1
Mult.: 1

Reel: 7,000

Tactile Switches Microminiature SMT Top Actuated

KMR241G LFS
C&K
1: $0.65
4,341In Stock
7,000Expected 07/05/2026

Mfr. Part No.
KMR241G LFS

Mouser Part No
611-KMR241GLFS

C&K

Tactile Switches Microminiature SMT Top Actuated

Learn More

Datasheet

4,341In Stock

7,000Expected 07/05/2026

Cut Tape

$0.65

$0.554

$0.517

$0.462

View

Reel

$0.329

MouseReel Available

Min.: 1
Mult.: 1

Reel: 7,000

Tactile Switches Tact

KMR241NG LFS
C&K
1: $0.63
1,086In Stock
21,000Expected 06/05/2026

Mfr. Part No.
KMR241NG LFS

Mouser Part No
611-KMR241NGLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

1,086In Stock

21,000Expected 06/05/2026

$0.63

$0.554

$0.517

$0.462

View

Min.: 1
Mult.: 1

Tactile Switches Tact

KMR441NGLFS
C&K
1: $0.79
1,387In Stock

Mfr. Part No.
KMR441NGLFS

Mouser Part No
611-KMR441NGLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

1,387In Stock

Cut Tape

$0.79

$0.786

$0.764

$0.757

View

Reel

$0.307

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6,000

Tactile Switches Tact

KMR441NG ULC LFS
C&K
1: $0.71
2,131In Stock

Mfr. Part No.
KMR441NG ULC LFS

Mouser Part No
611-KMR441NGULCLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

2,131In Stock

Cut Tape

$0.71

$0.656

$0.619

$0.586

$0.456

Reel

$0.441

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6,000

Tactile Switches

KMR623NG LFG
C&K
1: $2.00
1,974In Stock

Mfr. Part No.
KMR623NG LFG

Mouser Part No
611-KMR623NGLFG

C&K

Tactile Switches

Learn More

Datasheet

1,974In Stock

Cut Tape

$2.00

$1.75

$1.71

$1.69

View

Reel

$0.517

Min.: 1
Mult.: 1

Reel: 7,000

Tactile Switches Ultra-LW Tact SW SMT SPNOFa 3.4N HF

KMT031 NGJ LHS
C&K
1: $0.38
1,112In Stock
35,000Expected 01/04/2026

Mfr. Part No.
KMT031 NGJ LHS

Mouser Part No
611-KMT031NGJLHS

C&K

Tactile Switches Ultra-LW Tact SW SMT SPNOFa 3.4N HF

Learn More

Datasheet

1,112In Stock

35,000Expected 01/04/2026

Cut Tape

$0.38

$0.328

$0.306

$0.28

View

Reel

$0.185

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Tactile Switches

NANOT100BP
C&K
1: $0.93
7,324In Stock

Mfr. Part No.
NANOT100BP

Mouser Part No
611-NANOT100BP

C&K

Tactile Switches

Learn More

Datasheet

7,324In Stock

$0.93

$0.888

$0.83

$0.721

View

Min.: 1
Mult.: 1

Tactile Switches 200k Life Cycle 350gf

PTS847MM350LSMTR2 LFS
C&K
1: $0.73
2,802In Stock

Mfr. Part No.
PTS847MM350LSMTR2 LFS

Mouser Part No
611-PTS847350LSMTR2L

C&K

Tactile Switches 200k Life Cycle 350gf

Learn More

Datasheet

2,802In Stock

Cut Tape

$0.73

$0.622

$0.579

$0.517

Reel

$0.407

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Tactile Switches Tact

KMR213G LFG
C&K
1: $1.04
1,839In Stock

Mfr. Part No.
KMR213G LFG

Mouser Part No
611-KMR213GLFG

C&K

Tactile Switches Tact

Learn More

Datasheet

1,839In Stock

Cut Tape

$1.04

$0.894

$0.832

$0.742

View

Reel

$0.534

MouseReel Available

Min.: 1
Mult.: 1

Reel: 7,000

Tactile Switches SPST N.O. GULLWING FOR SMT

KMT211NGLFS
C&K
1: $0.61
1,286In Stock

Mfr. Part No.
KMT211NGLFS

Mouser Part No
611-KMT211NGLFS

C&K

Tactile Switches SPST N.O. GULLWING FOR SMT

Learn More

Datasheet

1,286In Stock

Cut Tape

$0.61

$0.586

$0.565

$0.489

View

Reel

$0.355

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator

KMR223NGULCLFG
C&K
1: $0.93
41,984On Order

Mfr. Part No.
KMR223NGULCLFG

Mouser Part No
611-KMR223NGULCLFG

C&K

Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator

Learn More

Datasheet

41,984On Order

Cut Tape

$0.93

$0.911

$0.888

$0.877

View

Reel

$0.502

Min.: 1
Mult.: 1

Reel: 7,000

Resettable Fuses - PPTC 12V 2.6A-HD 50A SMD

1206L260/12SLYR
Littelfuse
1: $1.91
3,920Expected 17/02/2026

Mfr. Part No.
1206L260/12SLYR

Mouser Part No
576-1206L260/12SLYR

Littelfuse

Resettable Fuses - PPTC 12V 2.6A-HD 50A SMD

Learn More

Datasheet

3,920Expected 17/02/2026

Cut Tape

$1.91

$1.76

$1.46

$1.35

View

Reel

$0.861

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

ESD Protection Diodes / TVS Diodes 400W 54V 5% Uni-Directional

SMAJ54A
Littelfuse
1: $0.37
34,714On Order

Mfr. Part No.
SMAJ54A

Mouser Part No
576-SMAJ54A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 54V 5% Uni-Directional

Learn More

Datasheet

34,714On Order

Cut Tape

$0.37

$0.214

$0.142

$0.109

Reel

$0.076

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 54V 5% Bi-Directional

SMAJ54CA
Littelfuse
1: $0.43
5,853In Stock
40,000On Order

Mfr. Part No.
SMAJ54CA

Mouser Part No
576-SMAJ54CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 54V 5% Bi-Directional

Learn More

Datasheet

5,853In Stock

40,000On Order

Cut Tape

$0.43

$0.263

$0.167

$0.125

$0.099

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Detector Switches SWITCH HDT0204

HDT0204
C&K
1: $1.32
2,000Expected 05/05/2026

Mfr. Part No.
HDT0204

Mouser Part No
611-HDT0204

C&K

Detector Switches SWITCH HDT0204

Learn More

Datasheet

2,000Expected 05/05/2026

Cut Tape

$1.32

$1.14

$0.968

$0.967

View

Reel

$0.719

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Tactile Switches Ultra Low Profile Top Actuated Tactile

KXT 331 LHS
C&K
1: $0.35
25,469Expected 30/03/2026

Mfr. Part No.
KXT 331 LHS

Mouser Part No
611-KXT331LHS

C&K

Tactile Switches Ultra Low Profile Top Actuated Tactile

Learn More

Datasheet

25,469Expected 30/03/2026

Cut Tape

$0.35

$0.305

$0.285

$0.255

View

Reel

$0.168

MouseReel Available

Min.: 1
Mult.: 1

Reel: 8,500

Resettable Fuses - PPTC 6V 1.0A-HD 40A SMD

0402L100SLKR
Littelfuse
1: $2.86
9,999Expected 30/04/2026

Mfr. Part No.
0402L100SLKR

Mouser Part No
576-0402L100SLKR

Littelfuse

Resettable Fuses - PPTC 6V 1.0A-HD 40A SMD

Learn More

Datasheet

9,999Expected 30/04/2026

Cut Tape

$2.86

$2.38

$2.20

$1.82

View

Reel

$1.30

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Hall Effect/Magnetic Sensors 7V 9mA 4kGauss 4 kV, 1.5uA

LF11215TMR
Littelfuse
1: $2.12
3,000Expected 18/09/2026
New Product

Mfr. Part No.
LF11215TMR

Mouser Part No
576-LF11215TMR

New Product

Littelfuse

Board Mount Hall Effect/Magnetic Sensors 7V 9mA 4kGauss 4 kV, 1.5uA

Learn More

Datasheet

3,000Expected 18/09/2026

Cut Tape

$2.12

$1.81

$1.59

$1.46

Reel

$1.46

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Hall Effect/Magnetic Sensors 7V 9mA 4kGauss 4 kV, 200nA

LF21112TMR
Littelfuse
1: $2.12
3,000Expected 18/09/2026
New Product

Mfr. Part No.
LF21112TMR

Mouser Part No
576-LF21112TMR

New Product

Littelfuse

Board Mount Hall Effect/Magnetic Sensors 7V 9mA 4kGauss 4 kV, 200nA

Learn More

Datasheet

3,000Expected 18/09/2026

Cut Tape

$2.12

$1.81

$1.59

$1.46

Reel

$1.46

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 400W 150V 5% Uni-Directional

SMAJ150A
Littelfuse
1: $0.30
10,000Expected 27/04/2026

Mfr. Part No.
SMAJ150A

Mouser Part No
576-SMAJ150A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 150V 5% Uni-Directional

Learn More

Datasheet

10,000Expected 27/04/2026

Cut Tape

$0.30

$0.243

$0.168

$0.131

Reel

$0.082

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Gate Drivers HI LO Side DRVR 130mA SOIC(N)-8

LF2101NTR
IXYS Integrated Circuits
1: $2.02
10,000Factory Stock Available

Mfr. Part No.
LF2101NTR

Mouser Part No
747-LF2101NTR

IXYS Integrated Circuits

Gate Drivers HI LO Side DRVR 130mA SOIC(N)-8

Learn More

Datasheet

10,000Factory Stock Available

More Info Available

Cut Tape

$2.02

$1.29

$1.15

$0.952

Reel

$0.603

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Resettable Fuses - PPTC 6V 1.75A-HD 6A MAX

0603L175SLYRT
Littelfuse
4,000: $0.985
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0603L175SLYRT

Mouser Part No
576-0603L175SLYRT

Littelfuse

Resettable Fuses - PPTC 6V 1.75A-HD 6A MAX

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.985

Min.: 4,000
Mult.: 4,000

Reel: 4,000

Resettable Fuses - PPTC 6V 2.00A 0603 SL PTC

0603L200SLYR
Littelfuse
4,000: $0.861
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
0603L200SLYR

Mouser Part No
576-0603L200SLYR

Littelfuse

Resettable Fuses - PPTC 6V 2.00A 0603 SL PTC

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.861

Min.: 4,000
Mult.: 4,000

Reel: 4,000

Resettable Fuses - PPTC 9V 5A 1206 POLYFUSE SURF MOUNT

1206L500SLWR
Littelfuse
3,000: $0.928
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
1206L500SLWR

Mouser Part No
576-1206L500SLWR

Littelfuse

Resettable Fuses - PPTC 9V 5A 1206 POLYFUSE SURF MOUNT

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$0.928

Min.: 3,000
Mult.: 3,000

Reel: 3,000

Portable Medical Devices & Connected Drug Delivery

All Results (346)

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Portable Medical Devices & Connected Drug Delivery

All Results (346)

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